GPT-5.5 launches on GitHub Copilot with enhanced coding capabilities
Updated
Updated · github.blog · Apr 24
GPT-5.5 launches on GitHub Copilot with enhanced coding capabilities
3 articles · Updated · github.blog · Apr 24
The rollout introduces GPT-5.5 to Copilot Pro+, Business, and Enterprise users, with a 7.5× premium request multiplier as promotional pricing.
Users can access GPT-5.5 across platforms including Visual Studio Code, JetBrains, Xcode, Eclipse, and GitHub Mobile, with gradual availability requiring policy activation by administrators.
GPT-5.5 aims to solve complex, multi-step coding tasks previously unaddressed by earlier models, and users are encouraged to share feedback through the GitHub Community.
Is GPT-5.5's high cost a true productivity investment or a new budget burden for developers?
As AI shifts from 'copilot' to 'autopilot,' what new skills must developers learn to stay relevant?
How does the daily workflow of a software team change when AI handles most of the coding?
What unforeseen security risks could arise from autonomous AI agents writing and deploying code?
Beyond coding, what are the next professional fields to be transformed by these agentic AI systems?
Will the rise of AI 'supervisors' ultimately shrink the overall demand for software engineers?
GPT-5.5 Launches with 50x Efficiency Boost and 97% Benchmark Score, Redefining AI Coding and Research
Overview
OpenAI launched GPT-5.5 in April 2026, introducing groundbreaking improvements in agentic workflows and coding efficiency. The model drastically reduced token processing costs and boosted output per megawatt, enabling faster and more cost-effective software development. Microsoft quickly integrated GPT-5.5 into GitHub Copilot, allowing developers to switch AI models dynamically and accelerate coding cycles by 30-40%. Beyond coding, GPT-5.5 excels in scientific research, analyzing complex datasets and contributing to mathematical discoveries with enhanced autonomy. OpenAI prioritized safety by classifying GPT-5.5 as high-risk in sensitive domains and implementing strict controls. This launch strengthens Microsoft's AI ecosystem amid fierce competition, marking a major step toward AI-driven productivity and collaboration.